[The significance of smoking in chronic bronchitis].
D000293:Adolescent; D000328:Adult; D000368:Aged; D001991:Bronchitis; D001999:Bronchoscopy; D002908:Chronic Disease; D005260:Female; D005859:Germany, East; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D012907:Smoking; D013223:Statistics as Topic
Zur Bedeutung des Rauchens für die chronische Bronchitis.